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29 lines
402 B
Go
29 lines
402 B
Go
package util
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import "math"
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func abs(n int) int {
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if n < 0 {
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return -n
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}
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return n
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}
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func GCD(m, n int) int {
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for n != 0 {
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m, n = n, m%n
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}
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return abs(m)
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}
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func LCM(m, n int) int {
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if n == 0 {
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return 0
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}
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return abs(n) * (abs(m) / GCD(m, n))
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}
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// https://developer.nvidia.com/blog/lerp-faster-cuda/
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func Lerp(v0, v1, t float64) float64 {
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return math.FMA(t, v1, math.FMA(-t, v0, v0))
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}
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